Right you are. Found a Victron video that describes some of the risks of mixing higher efficiency batteries with older alternators and what can go wrong.
https://www.youtube.com/watch?v=jgoIocPgOug So much to learn so little time. > On 09/04/2020 10:43 AM Joel Aronson via CnC-List <cnc-list@cnc-list.com> > wrote: > > > Lithium have a different charge profile, so chargers and regulators need > to be adjusted or you will fry the lithiums. > > Joel > > On Fri, Sep 4, 2020 at 10:41 AM CHARLES SCHEAFFER via CnC-List < > cnc-list@cnc-list.com mailto:cnc-list@cnc-list.com > wrote: > > > > I've been following a few RV channels on YouTube and > learning about lithium batteries? Some people are living "off-the-grid, > living large with solar panels and inverters. Just learned that lithium > batteries are 40 pounds less weight per battery and last three to five times > as many years, (3000 to 5000 cycles vs 1000 cycles for AGMs). AGMs and Lead > Acid shouldn't be drained below 50% so you really need four 100ah AGM > batteries to have 200ah available. Lithium can be drained down to nothing > without harm, so two give you 200ah. If I was keeping my boat, or doing any > long cruises, I'd definitely look into those. I got eleven years from my > first AGM batteries so Lithium should last me thirty years. One Lithium > battery presently costs $950 for Battleborn vs $300 for a quality AGM and two > lithium batteries ($1900 and 58# total weight) equal the amp hours of four > AGMs ($1200 and 276# total weight). Lithium is actually $500 cheaper if you > keep the boat long enough to have to replace the AGMs twice (cost $2400) and > they are 218# lighter. That's a hell of a weight savings for racers. > > > > Prices keep falling for this new technology, so it's simply a > > matter of time. I think one Lithium might replace my two AGMs at some > > point in the near future. > > > > Chuck Scheaffer, Resolute 1989 C&C 34R > > _______________________________________________ > > > > Thanks everyone for supporting this list with your contributions. > > Each and every one is greatly appreciated. If you want to support the list > > - use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > > > > > > -- > Joel > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray > >
_______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray